#1E1B74#1E1B74

#1E1B74 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.9% C 0.145 H 274.6°. Best body text is #FFFFFF at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#1E1B74
RGB	rgb(30, 27, 116)
HSL	hsl(242, 62%, 28%)
HSV	hsv(242, 77%, 45%)
CMYK	cmyk(74.1%, 76.7%, 0%, 54.5%)
CIE-LAB	lab(17.09, 32.44, -50.12)
CIE-LCH	lch(17.09, 59.71, 302.91°)
OKLab	oklab(29.91% 0.0116 -0.1449)
OKLCH	oklch(29.91% 0.145 274.6)
XYZ	xyz(4.0787, 2.3204, 16.7526)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1B74 #71741B

analogous

#1B4574 #1E1B74 #4A1B74

triadic

#1E1B74 #741E1B #1B741E

tetradic

#1E1B74 #741B45 #71741B #1B744A

square

#1E1B74 #741B45 #71741B #1B744A

split-complementary

#1E1B74 #744A1B #45741B

monochromatic

#060619 #110F42 #1E1B74 #2B27A6 #3E39D1

Accessibility & contrast

On white

14.34

#1E1B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1E1B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1B74

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1B74	#FFFFFF	#000000	##FFFFFF
##1E1B74	1.00	14.34	1.46	14.34
#FFFFFF	14.34	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E77

Deuteranopia (green-blind)

#002672

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1e1b74;
/* rgb */ color: rgb(30, 27, 116);
/* oklch */ color: oklch(29.9% 0.145 274.6);

Tailwind

colors: {
  custom: {
    50: '#69599d',
    500: '#1e1b74',
    950: '#000000',
  },
}

SCSS

$custom: #1e1b74;
$custom-light: #69599d;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1b74",
  "rgb": {
    "r": 30,
    "g": 27,
    "b": 116
  },
  "hsl": {
    "h": 242.022,
    "s": 62.238,
    "l": 28.039
  },
  "oklch": {
    "l": 0.29909,
    "c": 0.14541,
    "h": 274.6
  },
  "luminance": 0.02321
}

Semantic roles & 50–950 ramp

primary

#1E1B74

secondary

#A5A942

accent

#E542E0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1E1B74

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →